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Gene spurs ageing in cancer cells - study
Chicago - Instead of killing off cancer cells with toxic drugs, scientists have discovered a molecular pathway that forces them to grow old and die, they said on Wednesday.Cancer cells spread and grow because they can divide indefinitely, without going...
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Breast cancer study aims to speed drugs
By Maggie Fox Washington - Researchers launched a unique collaboration on Wednesday aimed at getting cancer drugs to the market more quickly in which three companies will co-operate with the US government and non-profit groups to test five experimental breast...
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Macho men beat nerds
Next 1 2 Paris - What gives a guy the best chances of attracting a girl?Should he be metrosexual or macho? Before reaching for the moisturiser or working on his abs, a man may be advised to head for an unusual source of guidance: the UN's databank of...
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Genetic tests for lung cancer 'not ready'
By Maggie Fox Washington - Genetic tests designed to predict how well lung cancer patients will fare after treatment do very little to guide doctors, government researchers said on Tuesday.Their review of studies aiming to show a gene signature for lung...
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Experimental blood-thinner 'effective'
Atlanta - An experimental blood-thinner developed by Merck and Portola Pharmaceuticals was found to be safe and effective in a mid-stage study presented on Monday, with a lower incidence of serious bleeding than current drugs.The Phase II randomised trial...
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Can forensic experts track your grime?
Washington - People leave more than fingerprints when they touch stuff - they also deposit a tell-tale trail of germs that could help investigators solve crimes, US researchers reported on Monday.They were able to map a unique bacterial genetic signature...
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Arteries improve when smokers kick the habit
Atlanta - Quitting smoking can turn back time.A year after kicking the habit, smokers' arteries showed signs of reversing a problem that can set the stage for heart disease, according to the first big study to test this. The improvement came even though...
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Genetic code of poppy unravelled
Paris - Researchers have discovered the genes that allow the opium poppy to make codeine and morphine, according to a new study.The findings could lead to engineered plants and microorganisms that efficiently make codeine, one of the most widely prescribed...
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A closer look inside brains of psychopaths
Paris - The brains of psychopaths could be hardwired to seek reward even when the consequences are life-threatening to others or themselves, according to a study released on Sunday.A naturally-occurring chemical, dopamine, plays a key role in some forms of...
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'Mini clip is safer than valve surgery'
Next 1 2 Atlanta - Many people in the United States with leaky heart valves soon might be able to get them fixed without open-heart surgery.A study showed that a tiny clip implanted through an artery was safer and nearly as effective as surgery, doctors...
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